Patients infected with H. pylori should avoid spicy, greasy and other foods that stimulate the stomach and intestines, and should not eat salt-pickled or barbecued foods, there are the following: pickles, bacon, roast meat, salami, bacon, squash, etc. Also avoid drinking strong tea, coffee, carbonated beverages and other bad drinks, otherwise it will make the disease worse. Patients should be advised to go to the hospital for treatment in a timely manner and follow the doctor’s instructions to eat antibiotic drugs to help recover from the condition. Patients should improve their current diet, it is best to eat more vegetables and fruits containing vitamins and fiber, on the one hand, can promote gastrointestinal peristalsis to enhance digestion, on the other hand, it can replenish the nutrients needed in the body to enhance immunity. Patients infected with H. pylori should pay attention to food hygiene, preferably not to eat the same food with a group of people.